Managing director , Dr. Raffaella Carnevale at the ground breaking ceremony of Double Tree by Hilton, Masdar city , Abu Dhabi.The 316-room DoubleTree by Hilton Abu Dhabi Masdar City will comply with the environmental ethos of Masdar and will seek to secure the prestigious ‘Estidama 3-pearl’ rating. The hotel, which is scheduled to open early 2017, will also include ample meeting and event space, a business centre and a wide choice of bars and restaurants, outdoor pool, a health club and Hilton Worldwide’s exclusive spa concept, Eforea.